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Ashworth, Kristen E.; Pullen, Paige C. – Learning Disability Quarterly, 2015
The purpose of this study was to compare the results of a regression discontinuity design (RDD) with those of an experimental design of a tiered vocabulary intervention for children at risk for reading disability to determine RDD's feasibility as a research methodology for this type of study. Researchers reanalyzed an archival dataset of a…
Descriptors: Vocabulary, Intervention, At Risk Students, Reading Difficulties
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Swanson, H. Lee; Moran, Amber; Lussier, Cathy; Fung, Wenson – Learning Disability Quarterly, 2014
The purpose of this study was to investigate the effectiveness of explicit, direct, and generative strategy training and working memory capacity (WMC) on mathematical word problem-solving accuracy in elementary schoolchildren. In this study, children in third grade ("N" = 82) identified as at risk for math difficulties (MD) were randomly…
Descriptors: Short Term Memory, Mathematics Instruction, Mathematics Achievement, Word Problems (Mathematics)